Facebook engagement data remains strong, says JPMorganJPMorgan notes that according to comScore, Facebook’s share of mobile Internet time excluding Instagram and WhatsApp in January was 21%, up from 20% in December, and its share of total Internet time including desktop was 17%. The firm believes the data suggests continued strong engagement for Facebook. It reiterates an Overweight rating on the stock with an $85 price target, calling the stock a favorite idea for 2015.

Facebook receives patent for identifying, marketing to "influencers"Facebook has received a patent allowing it to identify "influencers" within its social network - those whose recommendations results in a significant increase of word-of-mouth and re-sharing. The patent describes a process for identifying which users are most influential, and then advertising to those specific people in order to capitalize on any potential recommendations they may make.

Marathon Patent Group subsidiary files patent infringement suit against FacebookMarathon Patent Group (MARA) announced that its wholly-owned subsidiary TLI Communications GmbH has filed a patent infringement lawsuit against Facebook (FB) and Facebook Ireland Limited in the Regional Court of Munich in Germany. TLI Communications is asserting infringement of the German part of European patent 0 814 611 B1 by the social media platform "Facebook" operated by the defendants, as well as the associated application software for smartphones and tablet computers.